Press Release

BETHESDA, Md., June 1, 2009 /PRNewswire-FirstCall via COMTEX/ -- American Capital Agency Corp. (Nasdaq: AGNC) ("AGNC" or the "Company") announced today that Gary Kain, Chief Investment Officer, is scheduled to make a presentation at the Keefe, Bruyette & Woods ("KBW") Diversified Financials Conference on June 3 in New York City. The AGNC presentation is scheduled to begin at 3:45 pm ET. The presentation will be webcast live and archived on the AGNC website in the Investor Relations section at http://www.AGNC.com/investor_relations/shareholder_presentations/index.html.

For further information or questions, please do not hesitate to call our Investor Relations Department at (301) 968-9300 or send an email to [email protected].

ABOUT AGNC

AGNC is a REIT formed in 2008 to invest exclusively in agency pass-through securities and collateralized mortgage obligations for which the principal and interest payments are guaranteed by a U.S. Government agency or a U.S. Government-sponsored entity. The Company is externally managed and advised by an affiliate of American Capital, Ltd. For further information, please refer to www.AGNC.com.

ABOUT AMERICAN CAPITAL

American Capital is a publicly traded private equity firm and global asset manager. American Capital, both directly and through its asset management business, originates, underwrites and manages investments in middle market private equity, leveraged finance, real estate and structured products. Founded in 1986, American Capital has $11 billion in capital resources under management and ten offices in the U.S., Europe and Asia. For further information, please refer to www.AmericanCapital.com.

SOURCE American Capital Agency Corp.

CONTACT:

Investors, American Capital Agency Corp.

+1-301-968-9300

Web Site:

http://www.AGNC.com